How to change the blade of portable cutting machine?

1, then you should be talking about the stone cutting machine. When you cut off the power supply, you can buy a machine with an open-ended wrench instead of a live wrench. 3 Fix the cutting piece. Usually it can be done by pressing a button. If not, just hold it in your hand.

2. How to replace the blade of portable cutting machine? First cut off the power supply. Find an open-ended wrench, even if you don't use a live wrench. There is a button to hold the cutting piece, if not, hold it by hand. Loosen the screw that holds the cutting piece with a wrench. The screw is usually opposite to the direction of rotation of the cutting member.

3. Prepare disassembly tools, and prepare required tools: open-ended wrench, ring wrench, fender and screws. Remove the fender, loosen the wing screw, pull down the bottom plate, tighten the screw with a screwdriver, and remove the blade.

4. Method/Step: Find a special wrench for replacing the cutting piece, and there is a fixed block with four holes on the wrench. Align the wrench with the hole in the fixing block, and then loosen it counterclockwise. There is a small button at the back of the cutting machine, which needs to be pressed before the cutting piece can be screwed out.